Jean Aitchison. (1996). The seeds of speech: Language origin and evolution. Cambridge, UK: Cambridge Univ. Press.
शिकागो स्टाइल उद्धरणJean Aitchison. The Seeds of Speech: Language Origin and Evolution. Cambridge, UK: Cambridge Univ. Press, 1996.
एमएलए उद्धरणJean Aitchison. The Seeds of Speech: Language Origin and Evolution. Cambridge, UK: Cambridge Univ. Press, 1996.
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